Andres Freund <andres@anarazel.de> writes:
> On 2020-09-11 11:52:55 -0400, Tom Lane wrote:
>> It's simple enough that maybe we could back-patch it, once it's
>> aged awhile in HEAD. OTOH, given the lack of field reports of
>> trouble here, I'm not sure back-patching is worth the risk.
> FWIW, looking at collected stack traces in azure, there's a slow but steady
> stream of crashes below StartupPacketTimeoutHandler. ...
> Unsurprisingly just in versions before 14, where this change went in.
> I think that might be enough evidence for backpatching the commit? I've not
> heard of issues due to the checks in check_on_shmem_exit_lists_are_empty().
I'd be willing to take a look at this in a few weeks when $real_life
is a bit less demanding. Right before minor releases would likely be
a bad idea anyway.
regards, tom lane